//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using System;
using System.Collections.Generic;
using System.IO;
using System.Xml.XPath;
using DotNetNuke.Services.Localization;
namespace DotNetNuke.Modules.Admin.Host
{
	partial class WhatsNew : DotNetNuke.Entities.Modules.PortalModuleBase
	{
		protected override void OnLoad(EventArgs e)
		{
			base.OnLoad(e);
			string resourcefile = Server.MapPath(LocalResourceFile + ".ascx.resx");
			if (File.Exists(resourcefile)) {
				XPathDocument document = new XPathDocument(resourcefile);
				XPathNavigator navigator = document.CreateNavigator();
				XPathNodeIterator nodes = navigator.Select("/root/data[starts-with(@name, 'WhatsNew')]/@name");
				List<ReleaseInfo> releasenotes = new List<ReleaseInfo>();
				while (nodes.MoveNext()) {
					string key = nodes.Current.Value;
					string version = string.Format(Localization.GetString("notestitle.text", LocalResourceFile), key.Replace("WhatsNew.", string.Empty));
					releasenotes.Add(new ReleaseInfo(Localization.GetString(key, LocalResourceFile), version));
				}
				releasenotes.Sort(CompareReleaseInfo);
				WhatsNewList.DataSource = releasenotes;
				WhatsNewList.DataBind();
				header.InnerHtml = Localization.GetString("header.text", LocalResourceFile);
				footer.InnerHtml = Localization.GetString("footer.text", LocalResourceFile);
			}
		}
		private int CompareReleaseInfo(ReleaseInfo notes1, ReleaseInfo notes2)
		{
			return notes2.Version.CompareTo(notes1.Version);
		}
		internal class ReleaseInfo
		{
			public ReleaseInfo(string notes, string version)
			{
				_notes = notes;
				_version = version;
			}
			private string _notes;
			private string _version;
			public string Notes {
				get { return _notes; }
				set { _notes = value; }
			}
			public string Version {
				get { return _version; }
				set { _version = value; }
			}
		}
	}
}
